Wed. Jan 8th, 2025

Climate Types and Biomes

  1. What is the reason behind the belt of calm and doldrums in the equatorial region?

    Options:
    1. High temperature throughout the year
    2. Strong air circulation
    3. Low pressure gradient
    4. Convectional rainfall

    Option: C

  2. Which of the following is responsible for the formation of intertropical convergence and atmospheric disturbances?

    Options:
    1. Convectional currents
    2. Trade winds
    3. Harmattan winds
    4. Sea breezes

    Option: B

  3. What is the reason behind the comparatively better living conditions in coastal areas of equatorial regions?

    Options:
    1. Higher average annual rainfall
    2. Stronger convective mechanism
    3. Cooling effect of sea breezes
    4. Mountain barriers

    Option: C

  4. What is the characteristic of rainfall in equatorial regions?

    Options:
    1. It occurs only in the summer season
    2. It is evenly distributed throughout the year
    3. It occurs mostly due to frontal systems
    4. It is mostly convectional in nature

    Option: D

  5. Which months are generally considered wet months in equatorial regions?

    Options:
    1. January and February
    2. April and November
    3. June and July
    4. September and October

    Option: B

  6. What is the maximum amount of cloudiness found daily in equatorial regions?

    Options:
    1. 30%
    2. 40%
    3. 50%
    4. 60%

    Option: D

  7. What is the characteristic of equatorial rainfall regime?

    Options:
    1. It is frontal in nature
    2. It occurs only at night
    3. It is evenly distributed throughout the day
    4. It is convectional and involves heavy downpour

    Option: D

  8. What causes the formation of clouds in equatorial regions?

    Options:
    1. Dry adiabatic lapse rate
    2. Evaporation
    3. Convectional system
    4. Rising air temperature

    Option: C

  9. The name of the cloud that forms in the beginning of the day in equatorial regions is

    Options:
    1. Stratus
    2. Cumulus
    3. Cirrus
    4. Nimbus

    Option: B

  10. What is the most characteristic feature of equatorial rainfall?

    Options:
    1. It is associated with snowstorms
    2. It is usually dry
    3. It is associated with strong thunderstorms
    4. It is very predictable

    Option: C

  11. The main reason for variability of rainfall in equatorial regions is

    Options:
    1. Evaporation rate
    2. Temperature variability
    3. Human activities
    4. Natural factors

    Option: D

  12. What is the effect of recent clearance of rainforests in equatorial regions on soil erosion?

    Options:
    1. It has decreased the rate of soil erosion
    2. It has not affected the rate of soil erosion
    3. It has increased the rate of soil erosion
    4. It has stabilized the rate of soil erosion

    Option: C

  13. The dominant layer of vegetation in the tropical rainforest biome is

    Options:
    1. Ground layer of herbaceous plants and ferns
    2. Fourth layer of shrubs
    3. Third layer of smaller trees
    4. First or top layer representing the canopy of tallest trees

    Option: D

  14. The second important member of the rainforests after tree species is

    Options:
    1. Epiphytes
    2. Creepers or climbers
    3. Shrubs
    4. Ferns

    Option: B

  15. What is the approximate number of tree species in one hectare of land in equatorial regions?

    Options:
    1. 4 to 10 species
    2. 10 to 20 species
    3. 40 to 100 species
    4. 100 to 200 species

    Option: C

  16. Which of the following crops requires more moisture in equatorial regions?

    Options:
    1. Wheat
    2. Rice
    3. Corn
    4. Soybean

    Option: B

  17. The term used for a year with little less than average annual rainfall in equatorial regions is

    Options:
    1. Drought year
    2. Dry year
    3. Wet year
    4. Flood year

    Option: A

  18. Which biome has the largest number of plant species?

    Options:
    1. Desert
    2. Tropical evergreen rainforest
    3. Tundra
    4. Temperate deciduous forest

    Option: B

  19. How many species of flowering plants have been identified in Brazil?

    Options:
    1. 6000-7000
    2. 20,000
    3. 40,000
    4. 2000

    Option: C

  20. Which plant community has a close relationship with temperature and moisture conditions of equatorial rainforest climate?

    Options:
    1. Temperate deciduous forest
    2. Tundra
    3. Tropical evergreen rainforest
    4. Desert

    Option: C